From b469832de993dabbfe037bef59c68e90e82ebca5 Mon Sep 17 00:00:00 2001
From: James Almer <jamrial@gmail.com>
Date: Fri, 31 Jul 2015 09:01:06 +0200
Subject: [PATCH] rc4: extend av_rc4_init() doxy

Signed-off-by: Anton Khirnov <anton@khirnov.net>
---
 libavutil/rc4.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavutil/rc4.h b/libavutil/rc4.h
index f6d2d445047..38ae52f2986 100644
--- a/libavutil/rc4.h
+++ b/libavutil/rc4.h
@@ -49,6 +49,7 @@ AVRC4 *av_rc4_alloc(void);
  *
  * @param key_bits must be a multiple of 8
  * @param decrypt 0 for encryption, 1 for decryption, currently has no effect
+ * @return zero on success, negative value otherwise
  */
 int av_rc4_init(struct AVRC4 *d, const uint8_t *key, int key_bits, int decrypt);
 
-- 
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